BAADER HYPERION 68° EYEPIECE 8mm BA18 weight 4 kg Axes 50

weight 4 kg Axes 50 mm diameter

The William Optics finder-style mounting base allows you to securely attach a guide scope or finder scope to your main telescope OTA

Some possible causes of this problem are:

If you have an alt-az mount

ensuring that the etalon in your h-alpha filter does not degrade over time and that the central wavelength passed by the etalon stays on-band

BAADER HYPERION 68° EYEPIECE 8mm BA18 weight 4 kg Axes 50The Baader Hyperion 68 8mm Modular eyepiece uses high quality Phantom group coatings for maximum contrast and zero internal reflections. The Hyperion range of multi function eyepieces feature a modular design with the ability to change the focal length via extension rings. Both 1. 25" and 2" barrels are included, with the 1. 25" barrel able to be unscrewed to add fine tuning rings. Because this section contains the first group of lenses, changing the